1.Volume control (O/Low/High)2. Einstein button (Push to explore more music styles) 3. 4 modes (Discover, Perform, Playful, Band) 4. Play Assist technology helps baby play like a pro (so the music will not bother parents) 5. Magic Touch technology & light-up cymbals 6. Connects simply and wirelessly (via radio signals) with other Together in Tune Connected Magic Touch Instruments 7. 10 well-known songs to choose from Discover Mode:Baby gets familiar with 10 popular melodies – and makes up their own beats! Perform Mode:Baby builds their confidence and presses multiple keys to layer riffs. Playful Mode:Baby explores silly sounds and incorporates them into their music. Band Mode:Connect the instruments for baby to experience the thrill of performing together. Together in Tune Collection connects for more fun!